Hit the internal page to appear index: 0, size: 0

2 Answers

1. +5Votes  

   It may be an internal fault

   Martha Patel- April 20, 2019 |

2. +5Votes  

   Generally speaking, if you can’t guarantee whether the array is empty, you should judge it before using it. If it is empty, don’t try to get it from the array. The reason for the data is that there is no data in the array

   Jennifer Wilson- April 20, 2019 |